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Diffstat (limited to 'src/proguard/obfuscate/DictionaryNameFactory.java')
| -rw-r--r-- | src/proguard/obfuscate/DictionaryNameFactory.java | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/src/proguard/obfuscate/DictionaryNameFactory.java b/src/proguard/obfuscate/DictionaryNameFactory.java deleted file mode 100644 index ffe6e41..0000000 --- a/src/proguard/obfuscate/DictionaryNameFactory.java +++ /dev/null @@ -1,189 +0,0 @@ -/* - * ProGuard -- shrinking, optimization, obfuscation, and preverification - * of Java bytecode. - * - * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu) - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -package proguard.obfuscate; - -import java.io.*; -import java.util.*; - -/** - * This <code>NameFactory</code> generates names that are read from a - * specified input file. - * Comments (everything starting with '#' on a single line) are ignored. - * - * @author Eric Lafortune - */ -public class DictionaryNameFactory implements NameFactory -{ - private static final char COMMENT_CHARACTER = '#'; - - - private final List names; - private final NameFactory nameFactory; - - private int index = 0; - - - /** - * Creates a new <code>DictionaryNameFactory</code>. - * @param file the file from which the names can be read. - * @param nameFactory the name factory from which names will be retrieved - * if the list of read names has been exhausted. - */ - public DictionaryNameFactory(File file, - NameFactory nameFactory) throws IOException - { - this.names = new ArrayList(); - this.nameFactory = nameFactory; - - Reader reader = new FileReader(file); - - try - { - StringBuffer buffer = new StringBuffer(); - - while (true) - { - // Read the next character. - int c = reader.read(); - - // Is it a valid identifier character? - if (c != -1 && - (buffer.length() == 0 ? - Character.isJavaIdentifierStart((char)c) : - Character.isJavaIdentifierPart((char)c))) - { - // Append it to the current identifier. - buffer.append((char)c); - } - else - { - // Did we collect a new identifier? - if (buffer.length() > 0) - { - // Add the completed name to the list of names, if it's - // not in it yet. - String name = buffer.toString(); - if (!names.contains(name)) - { - names.add(name); - } - - // Clear the buffer. - buffer.setLength(0); - } - - // Is this the beginning of a comment line? - if (c == COMMENT_CHARACTER) - { - // Skip all characters till the end of the line. - do - { - c = reader.read(); - } - while (c != -1 && - c != '\n' && - c != '\r'); - } - - // Is this the end of the file? - if (c == -1) - { - // Just return. - return; - } - } - } - } - finally - { - reader.close(); - } - } - - - /** - * Creates a new <code>DictionaryNameFactory</code>. - * @param dictionaryNameFactory the dictionary name factory whose dictionary - * will be used. - * @param nameFactory the name factory from which names will be - * retrieved if the list of read names has been - * exhausted. - */ - public DictionaryNameFactory(DictionaryNameFactory dictionaryNameFactory, - NameFactory nameFactory) - { - this.names = dictionaryNameFactory.names; - this.nameFactory = nameFactory; - } - - - // Implementations for NameFactory. - - public void reset() - { - index = 0; - - nameFactory.reset(); - } - - - public String nextName() - { - String name; - - // Do we still have names? - if (index < names.size()) - { - // Return the next name. - name = (String)names.get(index++); - } - else - { - // Return the next different name from the other name factory. - do - { - name = nameFactory.nextName(); - } - while (names.contains(name)); - } - - return name; - } - - - public static void main(String[] args) - { - try - { - DictionaryNameFactory factory = - new DictionaryNameFactory(new File(args[0]), new SimpleNameFactory()); - - for (int counter = 0; counter < 50; counter++) - { - System.out.println("["+factory.nextName()+"]"); - } - } - catch (IOException ex) - { - ex.printStackTrace(); - } - } -} |